Usage:
Tully Limestone (NY*,PA*,WV*,OH*,MD*)
Tully Formation (PA)
Tully Limestone of Hamilton Group (MD)
Tully Limestone Member of Harrell Formation (PA)
Tully Limestone Member of Rush Formation (PA)
Tully Member of Mahantango Formation (PA*)
Subunits:
Laurens, New Lisbon, Tinkers Falls, Apulia, and West Brook Members of Tully Limestone (NY) (Johnson, 1976)
Geologic age:
late Middle Devonian (Givetian)*
Type section, locality, area and/or origin of name:
Exposures in town of Tully, Onondaga Co., central NY (Vanuxem, 1839).
AAPG geologic province:
Appalachian basin*
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
Asterisk (*) indicates published by U.S. Geological Survey authors.
"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).
Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).